1877647

Information

• Patent Grant
• 1877647

• References
• Source

• Patent Number

  1,877,647

• Date Filed

  Not available

• Date Issued

  Tuesday, September 13, 1932
  92 years ago

• CPC

  • D04B35/10 - Indicating, warning, or safety devices
  • Y10S200/11 - Web or thread actuated

• US Classifications

  • 066 - Textiles: knitting
  • 200 - Electricity: circuit makers and breakers